Carex tetanica
Beschr. Riedgräs., Nachtr., 68, plates Ggg, fig. 100, Oooo, fig. 207. 1806.
Plants colonial, long-rhizomatous, vegetative shoots widely scattered and inconspicuous from deep rhizomes. Culms 15–65 cm, smooth to scabrous distally. Leaves proximal sheaths with blades, brownish or purple–tinged, slender, 1.3–3.2 mm diam.; ligules (0.6–)1–6 mm, (0.8–)1–2 times longer than wide; leaf blades green, flat, 3–20 cm × 1.5–5 mm, herbaceous. Inflorescences 4–32 cm, 0.9–1.6 times as long as proximal bract; proximal bracts 4–22 cm, sheaths 0.5–5 cm, blades 3.5–17 cm; pistillate spikes ovoid to linear-cylindric, 6–40 × 3–5.8 mm; lateral spikes erect or ascending on stiff peduncles. Pistillate scales brown or purple tinged, apex awned or obtuse. Perigynia ascending to spreading, green, 2.5–4 × 1–2.2 mm, minutely papillose; beak minute, bent. Achenes light to dark brown, 1.8–3 × 1.2–1.6(–1.8) mm.
Phenology: Fruiting late spring–early summer.
Habitat: Calcareous fens, bogs, and swales
Elevation: 20–1000 m
Distribution
Man., Ont., Sask., Conn., Ill., Ind., Iowa, Md., Mass., Mich., Minn., Mo., N.J., N.Y., N.Dak., Ohio, Pa., S.Dak., Va., W.Va., Wis.
Discussion
See notes under 257. Carex meadii.
Selected References
None.